The minimum analysis of geometric dilution of precision in celestial positioning
CHEN Zhanglei, LI Chonghui, ZHENG Yong, CHEN Bing, HE Donghan
Acta Geodaetica et Cartographica Sinica . 2019, (7): 879 -888 .  DOI: 10.11947/j.AGCS.2019.20180479